6 748 117 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Details

Composite, with 2 known prime factors. Cofactor is composite.

Trial Factored to 2⁶⁸

TF target 2⁶⁷

Factored

Factor	Digits	Bits	Date
730456672783	12	39.4	old
844870078773089	15	49.6	2008-09-30 21:53:27

Status	Proof	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	PRP without proof (not generated)	2018-01-07	Oliver Kruse	887A61BBCE03D4BD	2	939515	5	3
Verified	PRP without proof (not generated)	2018-12-09	storm5510	887A61BBCE03D4BD	2	6556213	5	3

History

Date	User	Type	Result
2023-12-23	Stef42	NF-PM1	B1=284000, B2=449085000
2018-12-09	storm5510	C-PRP	M6748117/730456672783/844870078773089 : 887A61BBCE03D4BD
2018-01-07	Oliver Kruse	C-PRP	M6748117/730456672783/844870078773089 : 887A61BBCE03D4BD
2008-09-30	markr	F	Factor: 844870078773089

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